ubuntu@localhost:~$ sudo ./classic.sh 
Downloading xenial chroot for armhf...
Uncompressing xenial chroot...
root@localhost:/# apt-cache search snapd
snapd - Tool to interact with Ubuntu Core Snappy.
ubuntu-core-snapd-units - Scripts for snapd that should only run on ubuntu core systems.
root@localhost:/# exit
exit
umount: xenial/dev/pts: not mounted
ubuntu@localhost:~$